242340613 has 2 divisors, whose sum is σ = 242340614. Its totient is φ = 242340612.

The previous prime is 242340599. The next prime is 242340619. The reversal of 242340613 is 316043242.

242340613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158306724 + 84033889 = 12582^2 + 9167^2 .

It is a cyclic number.

It is not a de Polignac number, because 242340613 - 2⁹ = 242340101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242340619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121170306 + 121170307.

It is an arithmetic number, because the mean of its divisors is an integer number (121170307).

Almost surely, 2^242340613 is an apocalyptic number.

It is an amenable number.

242340613 is a deficient number, since it is larger than the sum of its proper divisors (1).

242340613 is an equidigital number, since it uses as much as digits as its factorization.

242340613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 242340613 is about 15567.2930530648. The cubic root of 242340613 is about 623.4601992975.

Adding to 242340613 its reverse (316043242), we get a palindrome (558383855).

The spelling of 242340613 in words is "two hundred forty-two million, three hundred forty thousand, six hundred thirteen".